JPS58169909U - Drill for drilling difficult-to-cut materials - Google Patents
Drill for drilling difficult-to-cut materialsInfo
- Publication number
- JPS58169909U JPS58169909U JP6777082U JP6777082U JPS58169909U JP S58169909 U JPS58169909 U JP S58169909U JP 6777082 U JP6777082 U JP 6777082U JP 6777082 U JP6777082 U JP 6777082U JP S58169909 U JPS58169909 U JP S58169909U
- Authority
- JP
- Japan
- Prior art keywords
- drill
- cut materials
- drilling difficult
- drilling
- difficult
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Drilling Tools (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
「図」は、本発明のドリルの刃先の拡大図である。
1・・・・・・ツイスト型ドリル、2・・・・・・マー
ジン、3・・・・・・主切れ刃、31・・・・・・コー
ナー、a・・・・・・マージンのテーパ。"Figure" is an enlarged view of the cutting edge of the drill of the present invention. 1...Twist drill, 2...Margin, 3...Main cutting edge, 31...Corner, a...Margin taper .
Claims (1)
ーパaを0.3/100〜0.6 / 100としたこ
とを特徴とする難削材穴あけ用ドリル。A drill for drilling difficult-to-cut materials, characterized in that the twist type drill 1 has a back taper a of 0.3/100 to 0.6/100 of the machining 2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6777082U JPS58169909U (en) | 1982-05-10 | 1982-05-10 | Drill for drilling difficult-to-cut materials |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6777082U JPS58169909U (en) | 1982-05-10 | 1982-05-10 | Drill for drilling difficult-to-cut materials |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58169909U true JPS58169909U (en) | 1983-11-12 |
JPS6113215Y2 JPS6113215Y2 (en) | 1986-04-24 |
Family
ID=30077580
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6777082U Granted JPS58169909U (en) | 1982-05-10 | 1982-05-10 | Drill for drilling difficult-to-cut materials |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58169909U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013075339A (en) * | 2011-09-30 | 2013-04-25 | Sumitomo Electric Hardmetal Corp | Drill for machining laminated board of frp and metal |
-
1982
- 1982-05-10 JP JP6777082U patent/JPS58169909U/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013075339A (en) * | 2011-09-30 | 2013-04-25 | Sumitomo Electric Hardmetal Corp | Drill for machining laminated board of frp and metal |
Also Published As
Publication number | Publication date |
---|---|
JPS6113215Y2 (en) | 1986-04-24 |
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